From owner-freebsd-isp Thu Nov 30 9:44:17 2000 Delivered-To: freebsd-isp@freebsd.org Received: from gndrsh.dnsmgr.net (GndRsh.dnsmgr.net [198.145.92.4]) by hub.freebsd.org (Postfix) with ESMTP id A520037B400; Thu, 30 Nov 2000 09:44:12 -0800 (PST) Received: (from freebsd@localhost) by gndrsh.dnsmgr.net (8.9.3/8.9.3) id JAA44928; Thu, 30 Nov 2000 09:43:58 -0800 (PST) (envelope-from freebsd) From: "Rodney W. Grimes" Message-Id: <200011301743.JAA44928@gndrsh.dnsmgr.net> Subject: Re: Danger Ports In-Reply-To: from Dan Babb at "Nov 29, 2000 08:45:03 pm" To: bdan@c-zone.net (Dan Babb) Date: Thu, 30 Nov 2000 09:43:57 -0800 (PST) Cc: jon_slivko@simphost.com (Jonathan M. Slivko), freebsd-security@FreeBSD.ORG, freebsd-isp@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL54 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Please do all the rest of us a favor and filter the packets to reserved networks, not just from them. > this is right out of the ACL for my core router.. > > ! reserved networks > access-list 110 deny ip 127.0.0.0 0.0.0.255 any log > access-list 110 deny ip 10.0.0.0 0.255.255.255 any log > access-list 110 deny ip 172.16.0.0 0.15.255.255 any log > access-list 110 deny ip 172.31.0.0 0.0.255.255 any log > access-list 110 deny ip 192.168.0.0 0.0.255.255 any log access-list 110 deny ip any 127.0.0.0 0.0.0.255 log access-list 110 deny ip any 10.0.0.0 0.255.255.255 log access-list 110 deny ip any 172.16.0.0 0.15.255.255 log access-list 110 deny ip any 172.31.0.0 0.0.255.255 log access-list 110 deny ip any 192.168.0.0 0.0.255.255 log -- Rod Grimes - KD7CAX @ CN85sl - (RWG25) rgrimes@gndrsh.dnsmgr.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message